PROVEcosecA/cosecA-1 + cosecA/cosecA-1 = 2sec^2A
PROVE
cosecA/cosecA-1 + cosecA/cosecA-1 = 2sec^2A
Viraj C Bukitagar , 11 Years ago
Grade 10
Trigonometry> PROVE cosecA/cosecA-1 + cosecA/cosecA-1 =...
1 Answers
Sunil Raikwar
cosecA/cosecA-1 + cosecA/cosecA+1
= 1/1-sinA +1/1+sinA
=1+sinA+1-sinA / 1-sin^2A= 2/cos^2A=2sec^2 A
Thanks & Regards
Sunil Raikwar
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